APA (7th ed.) Citation

Knopel, U., & Wiegandt, H. (1973). Ferien mal ganz anders. Gebr. Knabe.

Chicago Style (17th ed.) Citation

Knopel, Ursula, and Hans Wiegandt. Ferien Mal Ganz Anders. Weimar: Gebr. Knabe, 1973.

MLA (8th ed.) Citation

Knopel, Ursula, and Hans Wiegandt. Ferien Mal Ganz Anders. Gebr. Knabe, 1973.

Warning: These citations may not always be 100% accurate.